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Related Experiment Videos

Exercise-induced amenorrhea.

B R Olson1

  • 1University of Pittsburgh School of Medicine, Pennsylvania.

American Family Physician
|February 1, 1989
PubMed
Summary
This summary is machine-generated.

Intense exercise can lead to menstrual irregularities like amenorrhea, impacting bone health. Resuming menses through reduced training or weight gain improves bone mineral density and lowers stress fracture risk in female athletes.

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Area of Science:

  • Sports Medicine
  • Endocrinology
  • Orthopedics

Background:

  • Strenuous physical activity is linked to menstrual abnormalities, such as amenorrhea.
  • Amenorrhea-associated hypoestrogenism correlates with reduced bone mineral content and higher stress fracture rates.

Purpose of the Study:

  • To examine the relationship between strenuous exercise, menstrual function, and bone health in female athletes.

Main Methods:

  • Observational study analyzing exercise intensity, menstrual cycle status, body weight, bone mineral content, and stress fracture incidence.
  • Correlation analysis to determine associations between variables.

Main Results:

  • Strenuous exercise was associated with menstrual abnormalities, including amenorrhea.

Related Experiment Videos

  • Hypoestrogenemia in amenorrheic athletes correlated with low bone mineral content and increased stress fractures.
  • Resumption of menses (via reduced training or increased body weight) led to improved bone mineral content and decreased stress fractures.

    • Conclusions:

    • Female athletes experiencing menstrual irregularities due to intense training are at increased risk for bone loss and fractures.
    • Modifications in training load or body weight can restore menstrual function, improve bone health, and reduce fracture incidence.